Cold-Rolled Steel for HVAC Duct Flanges
Cold-reduced nonalloy steel flats, 290 mm wide x 0.6 mm thick for HVAC duct connector flanges. Meets HTS 7211.29.20.90 criteria: flat-rolled, cold-rolled only, nonalloy, specified width/thickness.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as complete duct fittings
Fabricated pipe/tube fittings classified under 7307 rather than raw flat-rolled stock.
If thickness ≤0.25 mm
Thinner cold-rolled products have separate thickness-based classification.
If heat-resisting steel per note (g)
Alloy steels with specific Cr content for high-temperature use classified under 7220.
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Import Tips & Compliance
• Document intended fabrication into flanges doesn't constitute further working; ensure mill edge condition meets 'not further worked'; segregate from galvanized HVAC materials
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